US$69️ Cheap Flights from Philadelphia to Washington D.C. (2024)

Flights from Philadelphia to Washington D.C.

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Find cheap one-way flights from Philadelphia to Washington D.C. starting at CNY 69.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Philadelphia to Washington D.C.?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Philadelphia to Washington D.C.

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From US$69

American Airlines

From US$145

Jetblue Airways

From US$148

Delta Air Lines

From US$156

United Airlines

From US$174

Spirit Airlines

From US$199

Southwest Airlines

From US$242

Alaska Airlines

From US$510

ANA airlines

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Find cheap flights from Philadelphia to Washington D.C. by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Philadelphia to Washington D.C..

Cheapest
PHL
06:00
7h 39m
1 transfer
DCA
13:39
Philadelphia International Airport - Ronald Reagan Washington National Airport
Tue, Apr 23Frontier Airlines
US$69
PHL
06:20
9h 50m
2 transfer
IAD
16:10
Philadelphia International Airport - Dulles International Airport
Sat, May 18Frontier Airlines
US$84
TTN
09:26
4h 58m
1 transfer
DCA
14:24
Trenton Mercer Airport - Ronald Reagan Washington National Airport
Wed, Jun 5Frontier Airlines
US$131
TTN
09:26
4h 58m
1 transfer
DCA
14:24
Trenton Mercer Airport - Ronald Reagan Washington National Airport
Wed, Jun 5Frontier Airlines
US$131
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Frequently Asked Questions

When are flight tickets from Philadelphia (PHL) to Washington D.C. (WAS) the cheapest?
Airlines adjust prices for flights from Philadelphia to Washington D.C. based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Philadelphia (PHL) to Washington D.C. (WAS) cost?
According to Trip.com's data, the lowest price is around $374.
How long does it take to fly from Philadelphia (PHL) to Washington D.C. (WAS) and what is the distance?
It takes around 1 hour 10 minutes to fly from Philadelphia (PHL) to Washington D.C. (WAS).
What are the most popular airlines that fly from Philadelphia (PHL) to Washington D.C. (WAS)?
Airlines with flights from Philadelphia (PHL) to Washington D.C. (WAS): American Airlines, Qatar Airways, British Airways and Alaska Airlines.

How to find a cheap flight from Philadelphia to Washington D.C.

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Philadelphia to Washington D.C.. Book your flights at the right time and save more.

Book Early

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Compare Flight Prices

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Look Out for Deals

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Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

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Philadelphia to Washington D.C. Flight Information

Cheapest nonstop flight price	$68
Cheapest round-trip ticket price	$246
Off-season for travel	December
Peak season for travel	July
Flight distance	190.51km
Average flight time	1 hour 10 minutes
Popular airline	American Airlines